Here is the full list of all 30 SUCCUBUS achievements.
Hit an enemy with a cocoon
Spend 12 minutes in the Cave
Take advantage of the cave's comforts
Waste Fury without killing anyone
Use Fury
Drop your opponent into the lava
Burn 8 Tentacles
Do an abortion
Kick Martyr and kill him in flight
Stamp on the baby
Selfie with Baphomet
Kill 666 Warriors
Finish the game
Unlock the entire Bestiary
Kill the Harpy
Kill Agretha
Kill Baphomet
Kill 20 enemies in Slow Motion
Watch idle for 50 seconds
Kill 20 enemies without using any weapons or powers
Travel 3 km by using a dash
Take a ride on a Collector
Roll the Ball to the basket
Play Ranked Mode
Complete all quests
Make a purchase
Load Cherubin on the spikes
Take 100 selfies
Toggle armor visibility
Kill Kali